Published January 10, 2016 at 5:57 PM Updated January 13, 2016 at 1:56 PM

The leader of the Democratic People’s Republic of Korea defended last week’s nuclear test. Kim Jong Un made the remarks on a military visit, just as the U.S. sent warplanes over its ally, the Republic of Korea.

CCTV America’s Jessica Stone has been following the story and joins us from the newsroom for more on whether this latest move likely to cause more tension.

DPRK\'s Kim Jung Un defends nuclear test

CCTV America's Jessica Stone has been following the story and joins us from the newsroom for more on whether this latest move likely to cause more tension.